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Hackers Exploited Windows 0-day for 6 Months After Microsoft Knew of It

Hackers backed by the North Korean government gained a major win when Microsoft left a Windows zero-day unpatched for six months after learning it was under active exploitation. From a report: Even after Microsoft patched the vulnerability last month, the company made no mention that the North Korea...

Hackers backed by the North Korean government gained a major win when Microsoft left a Windows zero-day unpatched for six months after learning it was under active exploitation. The vulnerability provided an easy and stealthy means for malware that had already gained administrative system rights to interact with the Windows kernel. The Microsoft policy proved to be a boon to Lazarus in installing "FudModule," a custom rootkit that Avast said was exceptionally stealthy and advanced.

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